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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1950 | 1 |
| 1952 | 2 |
| 1954 | 1 |
| 1955 | 1 |
| 1957 | 1 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 1 |
| 1962 | 3 |
| 1963 | 1 |
| 1965 | 1 |
| 1978 | 1 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 14 |
| 1991 | 27 |
| 1992 | 27 |
| 1993 | 23 |
| 1994 | 25 |
| 1995 | 26 |
| 1996 | 21 |
| 1997 | 27 |
| 1998 | 25 |
| 1999 | 27 |
| 2000 | 32 |
| 2001 | 36 |
| 2002 | 31 |
| 2003 | 39 |
| 2004 | 47 |
| 2005 | 54 |
| 2006 | 44 |
| 2007 | 38 |
| 2008 | 33 |
| 2009 | 52 |
| 2010 | 36 |
| 2011 | 48 |
| 2012 | 50 |
| 2013 | 71 |
| 2014 | 65 |
| 2015 | 52 |
| 2016 | 53 |
| 2017 | 44 |
| 2018 | 46 |
| 2019 | 65 |
| 2020 | 50 |
| 2021 | 67 |
| 2022 | 55 |
| 2023 | 53 |
| 2024 | 56 |
| 2025 | 17 |